I want to Embed BA into Web Applications (http://infocenter.pentaho.com/help/nav/8_2).But I don't konw what to do.

I find integration document from this link:
http://infocenter.pentaho.com/help/topic/integrating_biserver/concept_integration_samples.html (http://infocenter.pentaho.com/help/topic/integrating_biserver/concept_integration_samples.html)
But I can't download the file pentaho-sdk.zip .
Where can I find these samples?Need Help!